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Character.AI vs KoboldAI
Character.AI scores higher in our catalogue (4.4 vs 3.6), but the right pick depends on what you need: KoboldAI may suit you better on price and features.
| Character.AI0 | KoboldAI0 | |
|---|---|---|
| Editor score | 4.4 / 5 | 3.6 / 5 |
| Price | $7.92/mo | Free |
| Price band | Under $10/mo | Free |
| Free tier | Yes | Yes |
| Price detail | c.ai+ $9.99/mo or $94.99/yr (~$7.92/mo). Free chat is unlimited but carries ads, a daily swipe cap and a Charms currency. A cheaper (c.ai) lite tier exists but its price varies by region. | Free and open source. The koboldai.org domain now points at the KoboldCpp single-file build. |
| Adult content | No adult mode | Optional mature mode |
| Voice | Live calls | No |
| Images | Yes | No |
| Video | No | No |
| Memory | Yes | Yes |
| Custom characters | Yes | Yes |
| Companion types | Any character | Any character |
| Platforms | Web, iOS, Android | Desktop, Web |
| Runs locally | No | Yes |
Character.AI — our take
The default starting point: unmatched variety and the most generous free tier in the category.
- 20M+ community characters
- Unlimited free text chat
- Best-in-class prose quality
KoboldAI — our take
The classic offline story engine: clunky, but it never phones home.
- Runs fully offline
- Free and open source
- Designed for long stories
Character.AI vs KoboldAI — common questions
Which is cheaper, Character.AI or KoboldAI?
KoboldAI is the cheaper of the two at Free, against $7.92/mo for Character.AI.
Which one has a free tier?
Both do — you can try either without paying.
Which remembers conversations better?
Both keep context across sessions. The practical difference is elsewhere: voice support differs between them.
Which handles adult content differently?
Character.AI: No adult mode. KoboldAI: Optional mature mode. This directory is SFW — we record whether a mature mode exists so you know before signing up, and we describe no explicit material.